<?php
/**
 * Magento
 *
 * NOTICE OF LICENSE
 *
 * This source file is subject to the Open Software License (OSL 3.0)
 * that is bundled with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://opensource.org/licenses/osl-3.0.php
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@magentocommerce.com so we can send you a copy immediately.
 *
 * DISCLAIMER
 *
 * Do not edit or add to this file if you wish to upgrade Magento to newer
 * versions in the future. If you wish to customize Magento for your
 * needs please refer to http://www.magentocommerce.com for more information.
 *
 * @copyright   Copyright (c) 2014 X.commerce, Inc. (http://www.magentocommerce.com)
 * @license     http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
 */
namespace Magento\Catalog\Service\V1\Data\Category;

use Magento\Framework\Service\ExtensibleDataObjectConverter;
use Magento\Catalog\Model\CategoryFactory;
use Magento\catalog\Service\V1\Data\Category as CategoryDataObject;

class Mapper
{
    /** @var  CategoryFactory */
    protected $categoryFactory;

    /**
     * @param CategoryFactory $categoryFactory
     */
    public function __construct(
        CategoryFactory $categoryFactory
    ) {
        $this->categoryFactory = $categoryFactory;
    }

    /**
     * @param  CategoryDataObject $category
     * @param  \Magento\Catalog\Model\Category $categoryModel
     * @return \Magento\Catalog\Model\Category
     * @throws \RuntimeException
     */
    public function toModel(
        CategoryDataObject $category,
        \Magento\Catalog\Model\Category $categoryModel = null
    ) {
        $categoryModel = $categoryModel ?: $this->categoryFactory->create();
        $data = ExtensibleDataObjectConverter::toFlatArray($category);
        /** @see /app/code/Magento/Catalog/Controller/Adminhtml/Category.php method "_filterCategoryPostData" */
        if (isset($data['image']) && is_array($data['image'])) {
            $data['image_additional_data'] = $data['image'];
            unset($data['image']);
        }
        // this fields should not be changed
        $data[CategoryDataObject::ID]   = $categoryModel->getId();
        $data[CategoryDataObject::PARENT_ID]   = $categoryModel->getParentId();
        $data[CategoryDataObject::PATH]   = $categoryModel->getPath();

        /** fill required fields */
        $data['is_active'] = $category->isActive();
        $data['include_in_menu'] = isset($data['include_in_menu']) ? (bool)$data['include_in_menu'] : false;

        $categoryModel->addData($data);

        if (!is_numeric($categoryModel->getAttributeSetId())) {
            $categoryModel->setAttributeSetId($categoryModel->getDefaultAttributeSetId());
        }
        return $categoryModel;
    }
}
